1. Gems, minerals, crystals, and ores
Author: / by Richard M. Pearl
Library: Central Library and Documents Center of Allameh Tabatabaei University (Tehran)
Subject:
Classification :
QE392
،.
P43
2. Geology
Author: / By Richard M.Pearl,Pearl
Library: Central Library and Documents Center of Tehran University (Tehran)
Subject: Geology--Qutlines, Syllabi, etc
Classification :
QE
41
.
P4
1963
3. How to know the minerals and rocks
Author: / [by] Richard M. Pearl
Library: Central Library and Documents Center of Allameh Tabatabaei University (Tehran)
Subject:
Classification :
QE367
،.
P43
4. How to know the minerals and rocks
Author: / by Richard M. Pearl,Pearl
Library: Central Library of Astan Quds Razavi-Hall of Foreign Books (Khorasan Razavi)
Subject: Mineralogy, Determinative,Rocks -- Identification
Classification :
549
.
1
P359H
